Answer:
please give me brainlist and follow
Each cell expresses, or turns on, only a fraction of its genes at any given time. The rest of the genes are repressed, or turned off. The process of turning genes on and off is known as gene regulation.
Plants have a two-part life cycle, spending part of their life in a diploid phase and a part in haploid phase
Answer:
probably natural selection but it could also be discontinous variation.
Explanation:
depends on what context is??